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Diffstat (limited to 'node_modules/lodash/filter.js')
-rw-r--r-- | node_modules/lodash/filter.js | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/node_modules/lodash/filter.js b/node_modules/lodash/filter.js new file mode 100644 index 0000000..89e0c8c --- /dev/null +++ b/node_modules/lodash/filter.js @@ -0,0 +1,52 @@ +var arrayFilter = require('./_arrayFilter'), + baseFilter = require('./_baseFilter'), + baseIteratee = require('./_baseIteratee'), + isArray = require('./isArray'); + +/** + * Iterates over elements of `collection`, returning an array of all elements + * `predicate` returns truthy for. The predicate is invoked with three + * arguments: (value, index|key, collection). + * + * **Note:** Unlike `_.remove`, this method returns a new array. + * + * @static + * @memberOf _ + * @since 0.1.0 + * @category Collection + * @param {Array|Object} collection The collection to iterate over. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {Array} Returns the new filtered array. + * @see _.reject + * @example + * + * var users = [ + * { 'user': 'barney', 'age': 36, 'active': true }, + * { 'user': 'fred', 'age': 40, 'active': false } + * ]; + * + * _.filter(users, function(o) { return !o.active; }); + * // => objects for ['fred'] + * + * // The `_.matches` iteratee shorthand. + * _.filter(users, { 'age': 36, 'active': true }); + * // => objects for ['barney'] + * + * // The `_.matchesProperty` iteratee shorthand. + * _.filter(users, ['active', false]); + * // => objects for ['fred'] + * + * // The `_.property` iteratee shorthand. + * _.filter(users, 'active'); + * // => objects for ['barney'] + * + * // Combining several predicates using `_.overEvery` or `_.overSome`. + * _.filter(users, _.overSome([{ 'age': 36 }, ['age', 40]])); + * // => objects for ['fred', 'barney'] + */ +function filter(collection, predicate) { + var func = isArray(collection) ? arrayFilter : baseFilter; + return func(collection, baseIteratee(predicate, 3)); +} + +module.exports = filter; |